(19)

(11)

EP 3 471 939 A1

(12)

(43) Date of publication: 24.04.2019 Bulletin 2019/17 (21) Application number: 17745542.5 (22) Date of filing: 07.06.2017

(51) International Patent Classification (IPC):  B29B 17/00(2006.01) B29K 63/00(2006.01) B29B 17/04(2006.01) B29K 101/10(2006.01) (86) International application number: PCT/US2017/036279 (87) International publication number: WO 2017/222815 (28.12.2017 Gazette 2017/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 20.06.2016 US 201662352104 P (71) Applicant: DOW GLOBAL TECHNOLOGIES LLC Midland, MI 48674 (US)	(72) Inventors: BANK, David H. Midland MI 48667 (US) CHAUDHARY, Amit K. Midland MI 48674 (US) SUN, Xiaofei Midland MI 48667 (US) (74) Representative: Beck Greener  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)